How to mend ... Boiler Running Valve

Heating does not come on again after running hot water tap?

BAXI 105e Instant. Can only get heating to come ON after switching OFF at mains switch for approx 10mins & swi... [Read more]

Combi boiler?

In the event of changing tap washers whilst you have a combi boiler installed. In turning the main water stop... [Read more]

Worcester oil heatslave 26/32 storage combi boiler?

Cannot maintain pressure in the boiler. Heats the water up very well but turning on the hot tap it comes out c... [Read more]

header tank getting hot?

Have been asked to look at my friends boiler for her, the water in the header tank in the loft is getting hot ... [Read more]

FERROLI OPTIMAX HE 31C LPG?

I HAVE INSTALLED A NEW OPTIMAX HE 31C, THE BOILER WILL NOT FIRE ON START UP, AFTER TALKING TO FERROLI IT WAS ... [Read more]

Can someone help with a boiler pressure problem?

We have a baxi dou tec combi 28 HE boiler that is less then 2 years old. Last week we had to have the divert... [Read more]

Heating comes on when hot water tap is running?

The problem with my Halstead Ace boiler is that when i run any hot water tap the heating circuit is also getti... [Read more]

How do I fix hot water on the vaillant combi boiler?

the central heating is running well but the hot water has stopped. I was told to change the diverter valve. Wo... [Read more]

gas cutting off.alpha eco 240?

Hello all. when running hot water for a bath, boiler sounds like an aeroplane taking off and landing, contino... [Read more]

how can i fix my potterton combi 80e?

hi i have just replaced the fan in my potterton combi 80e and am now having problems with boiler pressure. th... [Read more]

Sime super 90 overtemp trip?

My boiler is working fine for the CH side of things. When I run hot water the overtemperture trip goes after a... [Read more]

Vaillant Turbo Max Problem?

Hi, I had a classic case of a diverter valve problem. No DHW - the plastic arm wasn't engaging the micro switc... [Read more]

No water in hot water tank?

Hi there, I have a problem... lol I'm afraid I'm going to err on the side of giving too much information... [Read more]

toilet over fills?

when running taps the toillet system over fills. this is on a combi boiler. recently i had the divert valve ch... [Read more]

ideal isar he 24?

ideal isar he 24 dhw open tap to draw hot water the boiler fires up and pump is running fine, it can take 20... [Read more]

boiler dumps water worcester bosch 240?

my boiler dumps water when the filler loop is compleatly closed ,then there is no pressure i then have to open... [Read more]

myson apollo 40si keeps cutting out, I thought it maybe the air pressure sw?

Myson apollo 40si keeps cutting out. I thought it was the air pressure switch as unable to get it started. The... [Read more]

Boiler overheating - Worcester 280 RSF?

Problem started a couple of months ago. When hot water was run the pilot did not always light. Had to turn t... [Read more]

My Baxi 80 ECO Combi boiler will not reset?

Following the manufacturers fault finding manual everything pointed to the PCB being at fault, this has been r... [Read more]

my biasi boiler is working on dhw, but on ch it is working very slowly?

my biasi boiler is working on dhw, but on ch it is working very slowly, the returns are cold, the ch system se... [Read more]